<div class="portlet">
    <form class="portlet-search-body" name="queryForm">
       <select class="form-control search-item search-item" ng-model="payRollYear" ng-change="changeSalaryPayRollYear()"
          			 ng-options="opt.payrollYear as opt.payrollYear for opt in salaryPayRollYearList">
     			<option value=""  disabled selected hidden>-- 年 --</option>
        </select>
       <select class="form-control search-item search-item" ng-model="payRollMonth"
          			 ng-options="opt.payrollMonth as opt.payrollMonth for opt in salaryPayRollMonthList">
     			<option value=""  disabled selected hidden>-- 月 --</option>
        </select>
        <div class="search-item">
            <button class="btn btn-icon-only default"><i class="fa fa-chevron-right"></i></button>
            <button class="btn btn-sm query" ng-click="highchartsObject.init();"><i class="fa fa-search"></i> 查询</button>
            <button class="btn btn-sm reset" ng-click="highchartsObject.reset();"><i class="fa fa-eraser"></i> 重置</button>
        </div>
    </form>
</div>
<div id="containerX" style="min-width: 310px; height: 400px; max-width: 600px; margin: 0 auto"></div>